2017-2018学年高中英语 大题精做03 unit 3 computers（含解析）新人教版必修2

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1、Unit3ComputersI.阅读理解阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。Passage1体裁话题词数难度建议时间说明文DriveLAB帮助老年司机可以继续自己开车334★★★★☆6分钟(2017·新课标全国卷III)TheIntelligentTransportteamatNewcastleUniversityhaveturnedanelectriccarintoamobilelaboratorynamed＂DriveLAB＂inordertounderstandthechallengesfacedbyolderdri

2、versandtodiscoverwherethekeystresspointsare.Researchshowsthatgivingupdrivingisoneofthekeyreasonsforafallinhealthandwell-beingamongolderpeople,leadingtothembecomingmoreisolated(隔绝)andinactive.LedbyProfessorPhilBlythe,theNewcastleteamaredevelopingin-vehicletechnologiesforolderdriv

3、erswhichtheyhopecouldhelpthemtocontinuedrivingintolaterlife.Theseincludecustom-madenavigation(导航)tools,nightvisionsystemsandintelligentspeedadaptations.PhilBlytheexplains:＂Formanyolderpeople,particularlythoselivingaloneorinthecountry,drivingisimportantforpreservingtheirindepende

4、nce,givingthemthefreedomtogetoutandaboutwithouthavingtorelyonothers.＂＂Butweallhavetoacceptthataswegetolderourreactionsslowdownandthisoftenresultsinpeopleavoidinganypotentiallychallengingdrivingconditionsandlosingconfidenceintheirdrivingskills.Theresultisthatpeoplestopdrivingbefo

5、retheyreallyneedto.＂DrAmyGuo,theleadingresearcherontheolderdriverstudy,explains:＂TheDriveLABishelpingustounderstandwhatthekeypointsanddifficultiesareforolderdriversandhowwemightusetechnologytoaddresstheseproblems.＂Forexample,mostofuswouldexpectolderdriversalwaysgoslowerthanevery

6、oneelsebutsurprisingly,wefoundthatin30mphzonestheystruggledtokeepataconstantspeedandsoweremorelikelytobreakthespeedlimitandbeatriskofgettingfined.We’relookingatthebenefitsofsystemswhichcontroltheirspeedasawayofpreventingthat.＂Wehopethatourworkwillhelpwithtechnologicalsolutions(解

7、决方案)toensurethatolderdriversstaysaferbehindthewheel.＂32.WhatisthepurposeoftheDriveLAB?A.Toexplorenewmeansoftransport.B.Todesignnewtypesofcars.C.Tofindoutolderdriver’sproblems.D.Toteachpeopletrafficrules.33.WhyisdrivingimportantforolderpeopleaccordingtoPhilBlythe?A.Itkeepsthemind

8、ependent.B.Ithelpsthemsavetime.C.Itbuildsupthei